Search a number
-
+
253027061 = 7179201937
BaseRepresentation
bin11110001010011…
…10001011110101
3122122010002212122
433011032023311
51004233331221
641035125325
76161460140
oct1705161365
9578102778
10253027061
1111a910a81
12708a3845
1340562471
1425867057
1517330eab
hexf14e2f5

253027061 has 8 divisors (see below), whose sum is σ = 290790720. Its totient is φ = 215667648.

The previous prime is 253027057. The next prime is 253027063. The reversal of 253027061 is 160720352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253027061 - 22 = 253027057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 253027061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253027063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99716 + ... + 102221.

It is an arithmetic number, because the mean of its divisors is an integer number (36348840).

Almost surely, 2253027061 is an apocalyptic number.

It is an amenable number.

253027061 is a deficient number, since it is larger than the sum of its proper divisors (37763659).

253027061 is a wasteful number, since it uses less digits than its factorization.

253027061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202123.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 253027061 is about 15906.8243530882. The cubic root of 253027061 is about 632.4929033142.

The spelling of 253027061 in words is "two hundred fifty-three million, twenty-seven thousand, sixty-one".

Divisors: 1 7 179 1253 201937 1413559 36146723 253027061